Topic 7: Java Streams API¶
Mastering Java's Stream API for declarative, functional-style data processing pipelines.
Topic Structure¶
| Document | Purpose | Status |
|---|---|---|
| Topic Note | Course notes from Tim Buchalka | To Do |
| Book Reading | Effective Java insights (Items 45–48) | To Do |
| Summary | Combined final understanding | To Do |
What You'll Master¶
- Stream API — Creating, transforming, and collecting streams
- Intermediate Operations — filter, map, flatMap, distinct, sorted, peek, limit, skip
- Terminal Operations — forEach, collect, reduce, count, anyMatch, allMatch, findFirst
- Collectors — toList, toSet, toMap, groupingBy, partitioningBy
- Optional Class — Avoiding NullPointerException elegantly
- Parallel Streams — Leveraging multi-core processors safely
Resources¶
Primary Course¶
- Tim Buchalka's Java Masterclass (Udemy)
Book Reference¶
- Effective Java by Joshua Bloch — Items 45–48 (Streams)
- Modern Java in Action — Comprehensive coverage of Java 8+ Streams
Key Internals to Understand¶
- Stream lazy evaluation mechanism
- Short-circuit operations in streams
- Parallel streams and fork-join framework
Spliteratorand stream source characteristics
Progress Tracker¶
- Complete Tim's course sections on Streams
- Read Effective Java Items 45–48
- Write topic notes
- Complete book reading notes
- Synthesize final summary
Start Date: | Target Completion: